president obama cast his ballot in illinois. he is the first president to vote before election day. >> it means you don't have to -- figure out whether you need to take time off work. figure out how to pick up the kids. and, still -- cast your ballot. if something happens on election day, you will have already taken care of it. >> ohio is the key piece in mitt romney's electoral map puzzle. no republican has won the white house without winning here first. but, the obama campaign says their organization and ability to turn out their supporters, will carry them to victory. karen travers, abc news, cleveland, ohio. >>> busy scene out there by karen. interesting development yesterday was that colin powell, arguably one of the most prominent african-americans in the country cam oe out and endorsed obama, did the same in 2008. asked about his rationale, one thing he pointed to was foreign policy. couldn't get a strong handle on where mitt romney stood on foreign policy. some flip-flops or ambiguous answers. again, backed the president